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  <title>Cancel a queue binding.</title>

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 <div class="refnamediv">
  <h1 class="refname">AMQPQueue::cancel</h1>
  <p class="verinfo">(PECL amqp &gt;= Unknown)</p><p class="refpurpose"><span class="refname">AMQPQueue::cancel</span> &mdash; <span class="dc-title">Cancel a queue binding.</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-amqpqueue.cancel-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><strong>AMQPQueue::cancel</strong></span>
    ([ <span class="methodparam"><span class="type">string</span> <code class="parameter">$consumer_tag</code><span class="initializer"> = &quot;&quot;</span></span>
  ] )</div>

  <p class="para rdfs-comment">
    Cancel a queue that is already bound to an exchange and routing key.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-amqpqueue.cancel-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<em><code class="parameter">consumer_tag</code></em></dt>

     <dd>

      <p class="para">
       The queue name to cancel, if the queue object is not already representative of a queue.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 errors" id="refsect1-amqpqueue.cancel-errors">
  <h3 class="title">错误／异常</h3>
  <p class="para">
   Throws <strong class="classname">AMQPChannelException</strong> if the channel is not open.
  </p>
  <p class="para">
   Throws <strong class="classname">AMQPConnectionException</strong> if the connection to the broker was lost.
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-amqpqueue.cancel-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>

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